Home / 55,678.24-83,517.35-48,159.45

Finding the Fourth Proportional to 55,678.24, 83,517.35 and 48,159.45

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Solution

The fourth proportional to 55,678.24, 83,517.35 and 48,159.45 is: 72,239.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,678.24 : 83,517.35 = 48,159.45 : x
  2. Step 2: Convert to fraction form
    55,678.24/83,517.35 = 48,159.45/x
  3. Step 3: Cross multiply
    55,678.24x = 83,517.35 × 48,159.45
  4. Step 4: Simplify right side
    55,678.24x = 4,022,149,641.46
  5. Step 5: Solve for x
    x = 4,022,149,641.46/55,678.24
  6. Step 6: Final answer
    x = 72,239.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.